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        <li class="chapter " data-level="0" data-path="index.html">
            
                
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                        新浪微博笔记
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                            <b>0.1.</b>
                        
                        准备工作
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                            <b>0.1.1.</b>
                        
                        项目部署
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                            <b>0.1.2.</b>
                        
                        项目设置
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                            <b>0.1.3.</b>
                        
                        架构确定
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                            <b>0.1.4.</b>
                        
                        MVVM
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                            <b>0.2.</b>
                        
                        项目搭建
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                            <b>0.2.1.</b>
                        
                        创建文件
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                            <b>0.2.2.</b>
                        
                        添加子控制器
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                            <b>0.2.3.</b>
                        
                        自定义 TabBar
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                            <b>0.2.4.</b>
                        
                        阶段性小结
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                            <b>0.3.</b>
                        
                        访客视图
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                            <b>0.3.1.</b>
                        
                        表格视图控制器基类
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                            <b>0.3.2.</b>
                        
                        用户登录视图
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                            <b>0.3.3.</b>
                        
                        设置未登录信息
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                            <b>0.3.4.</b>
                        
                        首页动画
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                            <b>0.3.5.</b>
                        
                        登录&amp;注册代理回调
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                            <b>0.3.6.</b>
                        
                        导航栏全局外观
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                            <b>0.4.</b>
                        
                        第三方框架
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                            <b>0.4.1.</b>
                        
                        AFNetworking
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                            <b>0.4.2.</b>
                        
                        SVProgressHUD 和 SDWebImage
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                            <b>0.4.3.</b>
                        
                        SnapKit
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                            <b>0.5.</b>
                        
                        OAuth
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                            <b>0.5.1.</b>
                        
                        注册应用程序
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                            <b>0.5.2.</b>
                        
                        加载授权页面
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                            <b>0.6.</b>
                        
                        Access Token
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                            <b>0.6.1.</b>
                        
                        加载 AccessToken
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                            <b>0.6.2.</b>
                        
                        用户账户模型
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                            <b>0.6.3.</b>
                        
                        过期日期
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                            <b>0.6.4.</b>
                        
                        加载用户信息
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        <li class="chapter " data-level="0.6.5" data-path="access token/archive user account.html">
            
                
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                            <b>0.6.5.</b>
                        
                        归档 &amp; 解档
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        <li class="chapter " data-level="0.6.6" data-path="access token/view model.html">
            
                
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                            <b>0.6.6.</b>
                        
                        视图模型
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                            <b>0.6.7.</b>
                        
                        自定义错误枚举
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                            <b>0.7.</b>
                        
                        新特性和欢迎界面
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                            <b>0.7.1.</b>
                        
                        新特性
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        <li class="chapter " data-level="0.7.2" data-path="newfeature/welcome.html">
            
                
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                            <b>0.7.2.</b>
                        
                        欢迎界面
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        <li class="chapter " data-level="0.7.3" data-path="newfeature/switch vc.html">
            
                
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                            <b>0.7.3.</b>
                        
                        切换界面
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        <li class="chapter " data-level="0.8" data-path="homepage/index.html">
            
                
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                            <b>0.8.</b>
                        
                        首页布局
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                            <b>0.8.1.</b>
                        
                        微博数据模型
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                    <a href="../homepage/tableview show data.html">
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                            <b>0.8.2.</b>
                        
                        显示表格数据
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        <li class="chapter " data-level="0.8.3" data-path="homepage/user model.html">
            
                
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                            <b>0.8.3.</b>
                        
                        用户模型
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        <li class="chapter " data-level="0.8.4" data-path="homepage/status view model.html">
            
                
                    <a href="../homepage/status view model.html">
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                            <b>0.8.4.</b>
                        
                        微博视图模型
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        <li class="chapter " data-level="0.8.5" data-path="homepage/custom cell.html">
            
                
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                            <b>0.8.5.</b>
                        
                        自定义 Cell
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        <li class="chapter " data-level="0.8.6" data-path="homepage/prepare for pictureview.html">
            
                
                    <a href="../homepage/prepare for pictureview.html">
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                            <b>0.8.6.</b>
                        
                        配图视图准备
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        <li class="chapter " data-level="0.8.7" data-path="homepage/picture view.html">
            
                
                    <a href="../homepage/picture view.html">
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                            <b>0.8.7.</b>
                        
                        配图视图
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        <li class="chapter " data-level="0.8.8" data-path="homepage/retweeted_status.html">
            
                
                    <a href="../homepage/retweeted_status.html">
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                            <b>0.8.8.</b>
                        
                        转发微博
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        <li class="chapter " data-level="0.8.9" data-path="homepage/single picture.html">
            
                
                    <a href="../homepage/single picture.html">
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                            <b>0.8.9.</b>
                        
                        单张图片比例
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        <li class="chapter " data-level="0.9" data-path="refresh/index.html">
            
                
                    <a href="../refresh/index.html">
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                            <b>0.9.</b>
                        
                        刷新
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        <li class="chapter " data-level="0.9.1" data-path="refresh/pullup view.html">
            
                
                    <a href="../refresh/pullup view.html">
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                            <b>0.9.1.</b>
                        
                        上拉刷新控件
                    </a>
                
            
            
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        <li class="chapter " data-level="0.9.2" data-path="refresh/refresh data.html">
            
                
                    <a href="../refresh/refresh data.html">
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                            <b>0.9.2.</b>
                        
                        刷新数据
                    </a>
                
            
            
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        <li class="chapter " data-level="0.9.3" data-path="refresh/pulldown tips.html">
            
                
                    <a href="../refresh/pulldown tips.html">
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                            <b>0.9.3.</b>
                        
                        下拉刷新提示
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        <li class="chapter " data-level="0.10" data-path="compose/index.html">
            
                
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                            <b>0.10.</b>
                        
                        发布微博
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        <li class="chapter active" data-level="0.10.1" data-path="compose/setup ui.html">
            
                
                    <a href="../compose/setup ui.html">
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                            <b>0.10.1.</b>
                        
                        搭建界面
                    </a>
                
            
            
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        <li class="chapter " data-level="0.10.2" data-path="compose/select picture.html">
            
                
                    <a href="../compose/select picture.html">
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                            <b>0.10.2.</b>
                        
                        选择照片
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.10.3" data-path="compose/post status.html">
            
                
                    <a href="../compose/post status.html">
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                            <b>0.10.3.</b>
                        
                        发布微博
                    </a>
                
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="0.11" data-path="emoticon/index.html">
            
                
                    <a href="../emoticon/index.html">
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                            <b>0.11.</b>
                        
                        表情键盘
                    </a>
                
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="0.11.1" data-path="emoticon/prepare ui.html">
            
                
                    <a href="../emoticon/prepare ui.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.11.1.</b>
                        
                        准备界面
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.11.2" data-path="emoticon/load bundle data.html">
            
                
                    <a href="../emoticon/load bundle data.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.11.2.</b>
                        
                        加载模型数据
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.11.3" data-path="emoticon/show emoticon.html">
            
                
                    <a href="../emoticon/show emoticon.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.11.3.</b>
                        
                        显示表情符号
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.11.4" data-path="emoticon/upgrade model.html">
            
                
                    <a href="../emoticon/upgrade model.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.11.4.</b>
                        
                        提升数据模型
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.11.5" data-path="emoticon/selected emoticon.html">
            
                
                    <a href="../emoticon/selected emoticon.html">
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                            <b>0.11.5.</b>
                        
                        选中表情事件
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.11.6" data-path="emoticon/attribute text.html">
            
                
                    <a href="../emoticon/attribute text.html">
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                            <b>0.11.6.</b>
                        
                        属性文本
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.11.7" data-path="emoticon/merge_emoticon.html">
            
                
                    <a href="../emoticon/merge_emoticon.html">
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                            <b>0.11.7.</b>
                        
                        整合到新浪微博
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.11.8" data-path="emoticon/favorite emoticon.html">
            
                
                    <a href="../emoticon/favorite emoticon.html">
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                            <b>0.11.8.</b>
                        
                        内存表情排序
                    </a>
                
            
            
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            </ul>
            
        </li>
    
        <li class="chapter " data-level="0.12" data-path="sqlite/index.html">
            
                
                    <a href="../sqlite/index.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.12.</b>
                        
                        数据缓存
                    </a>
                
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="0.12.1" data-path="sqlite/data model.html">
            
                
                    <a href="../sqlite/data model.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.12.1.</b>
                        
                        数据模型设计
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.12.2" data-path="sqlite/statusdal.html">
            
                
                    <a href="../sqlite/statusdal.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.12.2.</b>
                        
                        数据访问层
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.12.3" data-path="sqlite/clean cache.html">
            
                
                    <a href="../sqlite/clean cache.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.12.3.</b>
                        
                        清理数据缓存
                    </a>
                
            
            
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            </ul>
            
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        <li class="chapter " data-level="0.13" data-path="ending/index.html">
            
                
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                        <i class="fa fa-check"></i>
                        
                            <b>0.13.</b>
                        
                        微博收尾
                    </a>
                
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="0.13.1" data-path="ending/status create at.html">
            
                
                    <a href="../ending/status create at.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.13.1.</b>
                        
                        微博时间
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.13.2" data-path="ending/regex.html">
            
                
                    <a href="../ending/regex.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.13.2.</b>
                        
                        正则表达式
                    </a>
                
            
            
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        <li class="chapter " data-level="0.13.3" data-path="ending/emoticon string.html">
            
                
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                        <i class="fa fa-check"></i>
                        
                            <b>0.13.3.</b>
                        
                        表情字符串
                    </a>
                
            
            
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        <li class="chapter " data-level="0.13.4" data-path="ending/fflabel.html">
            
                
                    <a href="../ending/fflabel.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.13.4.</b>
                        
                        FFLabel
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.13.5" data-path="ending/textkit.html">
            
                
                    <a href="../ending/textkit.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.13.5.</b>
                        
                        TextKit
                    </a>
                
            
            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="0.14" data-path="appendix/readme.html">
            
                
                    <a href="../appendix/readme.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.14.</b>
                        
                        附录
                    </a>
                
            
            
            <ul class="articles">
                
    
        <li class="chapter " data-level="0.14.1" data-path="appendix/image assets.html">
            
                
                    <a href="../appendix/image assets.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.14.1.</b>
                        
                        图片素材
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.14.2" data-path="appendix/cocoa pod.html">
            
                
                    <a href="../appendix/cocoa pod.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.14.2.</b>
                        
                        cocoa pod
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.14.3" data-path="appendix/singleton.html">
            
                
                    <a href="../appendix/singleton.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.14.3.</b>
                        
                        单例
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.14.4" data-path="appendix/swift_vs_oc.html">
            
                
                    <a href="../appendix/swift_vs_oc.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.14.4.</b>
                        
                        为什么要学习 Swift
                    </a>
                
            
            
        </li>
    
        <li class="chapter " data-level="0.14.5" data-path="appendix/emoji.html">
            
                
                    <a href="../appendix/emoji.html">
                        <i class="fa fa-check"></i>
                        
                            <b>0.14.5.</b>
                        
                        emoji
                    </a>
                
            
            
        </li>
    

            </ul>
            
        </li>
    

            </ul>
            
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                        <h1 id="%E6%90%AD%E5%BB%BA%E7%95%8C%E9%9D%A2">&#x642D;&#x5EFA;&#x754C;&#x9762;</h1>
<h2 id="%E7%9B%AE%E6%A0%87">&#x76EE;&#x6807;</h2>
<ul>
<li>&#x81EA;&#x5B9A;&#x4E49;&#x5DE5;&#x5177;&#x680F;</li>
<li>&#x6587;&#x672C;&#x89C6;&#x56FE;&#x7684;&#x6EDA;&#x52A8;&#x5173;&#x95ED;&#x952E;&#x76D8;</li>
<li>&#x6587;&#x672C;&#x89C6;&#x56FE;&#x4E0E;&#x952E;&#x76D8;&#x7684;&#x8054;&#x52A8;</li>
</ul>
<h2 id="%E4%BB%A3%E7%A0%81%E5%AE%9E%E7%8E%B0">&#x4EE3;&#x7801;&#x5B9E;&#x73B0;</h2>
<h3 id="%E5%87%86%E5%A4%87%E5%B7%A5%E4%BD%9C">&#x51C6;&#x5907;&#x5DE5;&#x4F5C;</h3>
<ul>
<li>&#x65B0;&#x5EFA; <code>Compose</code> &#x76EE;&#x5F55;</li>
<li>&#x65B0;&#x5EFA; <code>ComposeViewController</code> &#x7EE7;&#x627F;&#x81EA; <code>UIViewController</code></li>
<li>&#x4FEE;&#x6539; <code>MainViewController</code></li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">/// &#x70B9;&#x51FB;&#x64B0;&#x5199;&#x6309;&#x94AE;&#x7684;&#x65B9;&#x6CD5; - &#x5982;&#x679C;&#x7528;&#x6237;&#x6CA1;&#x6709;&#x767B;&#x5F55;&#xFF0C;&#x663E;&#x793A;&#x7528;&#x6237;&#x767B;&#x5F55;&#x754C;&#x9762;</span>
<span class="hljs-preprocessor">@objc</span> private <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">clickComposedButton</span><span class="hljs-params">()</span> </span>{
    <span class="hljs-keyword">let</span> vc = <span class="hljs-type">UserAccountViewModel</span>.sharedAccountViewModel.userLogon ? <span class="hljs-type">ComposeViewController</span>() : <span class="hljs-type">OAuthViewController</span>()
    <span class="hljs-keyword">let</span> nav = <span class="hljs-type">UINavigationController</span>(rootViewController: vc)

    presentViewController(nav, animated: <span class="hljs-built_in">true</span>, completion: <span class="hljs-built_in">nil</span>)
}
</code></pre>
<ul>
<li>&#x8BBE;&#x7F6E;&#x80CC;&#x666F;&#x989C;&#x8272;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">/// &#x64B0;&#x5199;&#x5FAE;&#x535A;&#x63A7;&#x5236;&#x5668;</span>
<span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">ComposeViewController</span>: <span class="hljs-title">UIViewController</span> </span>{

    <span class="hljs-keyword">override</span> <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">loadView</span><span class="hljs-params">()</span> </span>{
        view = <span class="hljs-type">UIView</span>()

        view.backgroundColor = <span class="hljs-type">UIColor</span>.whiteColor()
    }
}
</code></pre>
<h3 id="%E5%87%86%E5%A4%87%E5%AF%BC%E8%88%AA%E6%A0%8F">&#x51C6;&#x5907;&#x5BFC;&#x822A;&#x680F;</h3>
<ul>
<li>&#x5DE6;&#x53F3;&#x6309;&#x94AE;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">/// &#x51C6;&#x5907;&#x5BFC;&#x822A;&#x680F;</span>
private <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">prepareNavigation</span><span class="hljs-params">()</span> </span>{
    navigationItem.leftBarButtonItem = <span class="hljs-type">UIBarButtonItem</span>(title: <span class="hljs-string">&quot;&#x5173;&#x95ED;&quot;</span>,
        style: .<span class="hljs-type">Plain</span>,
        target: <span class="hljs-keyword">self</span>,
        action: <span class="hljs-string">&quot;close&quot;</span>)
    navigationItem.rightBarButtonItem = <span class="hljs-type">UIBarButtonItem</span>(title: <span class="hljs-string">&quot;&#x53D1;&#x9001;&quot;</span>,
        style: .<span class="hljs-type">Plain</span>,
        target: <span class="hljs-keyword">self</span>,
        action: <span class="hljs-string">&quot;sendStatus&quot;</span>)
    navigationItem.rightBarButtonItem?.enabled = <span class="hljs-built_in">false</span>
}
</code></pre>
<ul>
<li>&#x76D1;&#x542C;&#x65B9;&#x6CD5;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">// MARK: - &#x76D1;&#x542C;&#x65B9;&#x6CD5;</span>
<span class="hljs-comment">/// &#x5173;&#x95ED;</span>
<span class="hljs-preprocessor">@objc</span> private <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">close</span><span class="hljs-params">()</span> </span>{
    dismissViewControllerAnimated(<span class="hljs-built_in">true</span>, completion: <span class="hljs-built_in">nil</span>)
}

<span class="hljs-comment">/// &#x53D1;&#x5E03;&#x5FAE;&#x535A;</span>
<span class="hljs-preprocessor">@objc</span> private <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">sendStatus</span><span class="hljs-params">()</span> </span>{
    <span class="hljs-built_in">print</span>(<span class="hljs-string">&quot;&#x53D1;&#x5E03;&#x5FAE;&#x535A;&quot;</span>)
}
</code></pre>
<ul>
<li>&#x6807;&#x9898;&#x89C6;&#x56FE;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">// &#x8BBE;&#x7F6E;&#x6807;&#x9898;&#x89C6;&#x56FE;</span>
<span class="hljs-keyword">let</span> titleView = <span class="hljs-type">UIView</span>(frame: <span class="hljs-type">CGRect</span>(x: <span class="hljs-number">0</span>, y: <span class="hljs-number">0</span>, width: <span class="hljs-number">200</span>, height: <span class="hljs-number">32</span>))

<span class="hljs-keyword">let</span> titleLabel = <span class="hljs-type">UILabel</span>(title: <span class="hljs-string">&quot;&#x53D1;&#x5FAE;&#x535A;&quot;</span>,
    color: <span class="hljs-type">UIColor</span>.darkGrayColor(),
    fontSize: <span class="hljs-number">15</span>)

<span class="hljs-keyword">let</span> userName = <span class="hljs-type">UserAccountViewModel</span>.sharedAccountViewModel.userAccount?.screen_name ?? <span class="hljs-string">&quot;&quot;</span>
<span class="hljs-keyword">let</span> nameLabel = <span class="hljs-type">UILabel</span>(title: userName,
    color: <span class="hljs-type">UIColor</span>.lightGrayColor(),
    fontSize: <span class="hljs-number">13</span>)

<span class="hljs-comment">// &#x6DFB;&#x52A0;&#x63A7;&#x4EF6;</span>
titleView.addSubview(titleLabel)
titleView.addSubview(nameLabel)

<span class="hljs-comment">// &#x81EA;&#x52A8;&#x5E03;&#x5C40;</span>
titleLabel.snp_makeConstraints { (make) -&gt; <span class="hljs-type">Void</span> <span class="hljs-keyword">in</span>
    make.top.equalTo(titleView.snp_top)
    make.centerX.equalTo(titleView.snp_centerX)
}
nameLabel.snp_makeConstraints { (make) -&gt; <span class="hljs-type">Void</span> <span class="hljs-keyword">in</span>
    make.bottom.equalTo(titleView.snp_bottom)
    make.centerX.equalTo(titleView.snp_centerX)
}

navigationItem.titleView = titleView
</code></pre>
<h3 id="%E6%B7%BB%E5%8A%A0%E5%BA%95%E9%83%A8%E5%B7%A5%E5%85%B7%E6%A0%8F">&#x6DFB;&#x52A0;&#x5E95;&#x90E8;&#x5DE5;&#x5177;&#x680F;</h3>
<ul>
<li>&#x6DFB;&#x52A0;&#x7D20;&#x6750;</li>
<li>&#x5DE5;&#x5177;&#x680F;&#x61D2;&#x52A0;&#x8F7D;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">/// &#x5DE5;&#x5177;&#x680F;</span>
private lazy <span class="hljs-keyword">var</span> toolbar = <span class="hljs-type">UIToolbar</span>()
</code></pre>
<ul>
<li>&#x6DFB;&#x52A0;&#x5DE5;&#x5177;&#x680F;</li>
</ul>
<pre><code>/// &#x51C6;&#x5907;&#x5DE5;&#x5177;&#x680F;
private func prepareToolbar() {
    // &#x6DFB;&#x52A0;&#x63A7;&#x4EF6;
    view.addSubview(toolbar)
    toolbar.backgroundColor = UIColor(white: 0.8, alpha: 1.0)

    // &#x81EA;&#x52A8;&#x5E03;&#x5C40;
    toolbar.snp_makeConstraints { (make) -&gt; Void in
        make.bottom.equalTo(view.snp_bottom)
        make.left.equalTo(view.snp_left)
        make.right.equalTo(view.snp_right)
        make.height.equalTo(44)
    }
}
</code></pre><ul>
<li>&#x6DFB;&#x52A0;&#x6309;&#x94AE;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">// &#x6DFB;&#x52A0;&#x6309;&#x94AE;</span>
<span class="hljs-keyword">let</span> itemSettings = [[<span class="hljs-string">&quot;imageName&quot;</span>: <span class="hljs-string">&quot;compose_toolbar_picture&quot;</span>],
    [<span class="hljs-string">&quot;imageName&quot;</span>: <span class="hljs-string">&quot;compose_mentionbutton_background&quot;</span>],
    [<span class="hljs-string">&quot;imageName&quot;</span>: <span class="hljs-string">&quot;compose_trendbutton_background&quot;</span>],
    [<span class="hljs-string">&quot;imageName&quot;</span>: <span class="hljs-string">&quot;compose_emoticonbutton_background&quot;</span>],
    [<span class="hljs-string">&quot;imageName&quot;</span>: <span class="hljs-string">&quot;compose_addbutton_background&quot;</span>]]

<span class="hljs-keyword">var</span> items = [<span class="hljs-type">UIBarButtonItem</span>]()
<span class="hljs-keyword">for</span> dict <span class="hljs-keyword">in</span> itemSettings {
    <span class="hljs-keyword">let</span> button = <span class="hljs-type">UIButton</span>(imageName: dict[<span class="hljs-string">&quot;imageName&quot;</span>]!, backImageName: <span class="hljs-string">&quot;&quot;</span>)
    items.append(<span class="hljs-type">UIBarButtonItem</span>(customView: button))
}
toolbar.items = items
</code></pre>
<ul>
<li>&#x6DFB;&#x52A0;&#x5F39;&#x7C27;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-keyword">for</span> dict <span class="hljs-keyword">in</span> itemSettings {
    <span class="hljs-keyword">let</span> button = <span class="hljs-type">UIButton</span>(imageName: dict[<span class="hljs-string">&quot;imageName&quot;</span>]!, backImageName: <span class="hljs-string">&quot;&quot;</span>)
    items.append(<span class="hljs-type">UIBarButtonItem</span>(customView: button))

    <span class="hljs-comment">// &#x6DFB;&#x52A0;&#x5F39;&#x7C27;</span>
    items.append(<span class="hljs-type">UIBarButtonItem</span>(barButtonSystemItem: .<span class="hljs-type">FlexibleSpace</span>, target: <span class="hljs-built_in">nil</span>, action: <span class="hljs-built_in">nil</span>))
}
items.removeLast()
toolbar.items = items
</code></pre>
<ul>
<li>&#x8BBE;&#x7F6E;&#x80CC;&#x666F;&#x989C;&#x8272;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">// &#x8BBE;&#x7F6E;&#x80CC;&#x666F;&#x989C;&#x8272;</span>
toolbar.backgroundColor = <span class="hljs-type">UIColor</span>(white: <span class="hljs-number">0.8</span>, alpha: <span class="hljs-number">1.0</span>)
</code></pre>
<ul>
<li>&#x6DFB;&#x52A0;&#x9009;&#x62E9;&#x7167;&#x7247;&#x51FD;&#x6570; </li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">// &#x9009;&#x62E9;&#x7167;&#x7247;</span>
<span class="hljs-preprocessor">@objc</span> private <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">selectPhoto</span><span class="hljs-params">()</span> </span>{
    <span class="hljs-built_in">print</span>(<span class="hljs-string">&quot;&#x9009;&#x62E9;&#x7167;&#x7247;&quot;</span>)
}
</code></pre>
<ul>
<li>&#x6269;&#x5C55;&#x5B57;&#x5178;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-keyword">let</span> itemSettings = [[<span class="hljs-string">&quot;imageName&quot;</span>: <span class="hljs-string">&quot;compose_toolbar_picture&quot;</span>, <span class="hljs-string">&quot;actionName&quot;</span>: <span class="hljs-string">&quot;selectPhoto&quot;</span>],
    [<span class="hljs-string">&quot;imageName&quot;</span>: <span class="hljs-string">&quot;compose_mentionbutton_background&quot;</span>],
    [<span class="hljs-string">&quot;imageName&quot;</span>: <span class="hljs-string">&quot;compose_trendbutton_background&quot;</span>],
    [<span class="hljs-string">&quot;imageName&quot;</span>: <span class="hljs-string">&quot;compose_emoticonbutton_background&quot;</span>],
    [<span class="hljs-string">&quot;imageName&quot;</span>: <span class="hljs-string">&quot;compose_addbutton_background&quot;</span>]]
</code></pre>
<ul>
<li>&#x6DFB;&#x52A0;&#x76D1;&#x542C;&#x65B9;&#x6CD5;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-keyword">if</span> <span class="hljs-keyword">let</span> actionName = dict[<span class="hljs-string">&quot;actionName&quot;</span>] {
    button.addTarget(<span class="hljs-keyword">self</span>, action: <span class="hljs-type">Selector</span>(actionName), forControlEvents: .<span class="hljs-type">TouchUpInside</span>)
}
</code></pre>
<ul>
<li>&#x4FEE;&#x6539; UIButton &#x7684;&#x4FBF;&#x5229;&#x6784;&#x9020;&#x51FD;&#x6570; </li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">/// &#x4FBF;&#x5229;&#x6784;&#x9020;&#x51FD;&#x6570;</span>
<span class="hljs-comment">///</span>
<span class="hljs-comment">/// - parameter imageName:     imageName</span>
<span class="hljs-comment">/// - parameter backImageName: &#x80CC;&#x666F;&#x56FE;&#x50CF;&#x540D;&#x79F0;(&#x53EF;&#x9009;)</span>
<span class="hljs-comment">///</span>
<span class="hljs-comment">/// - returns: UIButton</span>
convenience <span class="hljs-keyword">init</span>(imageName: <span class="hljs-type">String</span>, backImageName: <span class="hljs-type">String</span>?) {
    <span class="hljs-comment">// &#x5B9E;&#x4F8B;&#x5316;&#x6309;&#x94AE;</span>
    <span class="hljs-keyword">self</span>.<span class="hljs-keyword">init</span>()

    <span class="hljs-comment">// &#x8BBE;&#x7F6E;&#x6309;&#x94AE;&#x5C5E;&#x6027;</span>
    setImage(<span class="hljs-type">UIImage</span>(named: imageName), forState: .<span class="hljs-type">Normal</span>)
    setImage(<span class="hljs-type">UIImage</span>(named: imageName + <span class="hljs-string">&quot;_highlighted&quot;</span>), forState: .<span class="hljs-type">Highlighted</span>)

    <span class="hljs-keyword">if</span> <span class="hljs-keyword">let</span> backImageName = backImageName {
        setBackgroundImage(<span class="hljs-type">UIImage</span>(named: backImageName), forState: .<span class="hljs-type">Normal</span>)
        setBackgroundImage(<span class="hljs-type">UIImage</span>(named: backImageName + <span class="hljs-string">&quot;_highlighted&quot;</span>), forState: .<span class="hljs-type">Highlighted</span>)
    }

    <span class="hljs-comment">// &#x81EA;&#x52A8;&#x8C03;&#x6574;&#x5927;&#x5C0F;</span>
    sizeToFit()
}
</code></pre>
<blockquote>
<p>&#x4F7F;&#x7528; <code>imageName</code> &#x521B;&#x5EFA;&#x56FE;&#x50CF;&#x65F6;&#xFF0C;&#x5982;&#x679C; imageName == &quot;&quot;&#xFF0C;&#x4F1A;&#x62A5; <code>CUICatalog: Invalid asset name supplied:</code> &#x9519;&#x8BEF;</p>
</blockquote>
<ul>
<li>&#x4EE3;&#x7801;&#x91CD;&#x6784; &#x2014;&#x2014; &#x62BD;&#x53D6; <code>UIBarButtonItem</code> &#x6269;&#x5C55;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">/// &#x4FBF;&#x5229;&#x6784;&#x9020;&#x51FD;&#x6570;</span>
<span class="hljs-comment">///</span>
<span class="hljs-comment">/// - parameter imageName:  imageName</span>
<span class="hljs-comment">/// - parameter target:     target</span>
<span class="hljs-comment">/// - parameter actionName: actionName</span>
<span class="hljs-comment">///</span>
<span class="hljs-comment">/// - returns: UIBarButtonItem</span>
convenience <span class="hljs-keyword">init</span>(imageName: <span class="hljs-type">String</span>, target: <span class="hljs-type">AnyObject</span>?, actionName: <span class="hljs-type">String</span>?) {

    <span class="hljs-keyword">let</span> button = <span class="hljs-type">UIButton</span>(imageName: imageName, backImageName: <span class="hljs-built_in">nil</span>)

    <span class="hljs-keyword">if</span> <span class="hljs-keyword">let</span> action = actionName {
        button.addTarget(target, action: <span class="hljs-type">Selector</span>(action), forControlEvents: .<span class="hljs-type">TouchUpInside</span>)
    }

    <span class="hljs-keyword">self</span>.<span class="hljs-keyword">init</span>(customView: button)
}
</code></pre>
<ul>
<li>&#x91CD;&#x6784;&#x540E;&#x7684;&#x4EE3;&#x7801;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-keyword">var</span> items = [<span class="hljs-type">UIBarButtonItem</span>]()
<span class="hljs-keyword">for</span> dict <span class="hljs-keyword">in</span> itemSettings {
    items.append(<span class="hljs-type">UIBarButtonItem</span>(imageName: dict[<span class="hljs-string">&quot;imageName&quot;</span>]!, target: <span class="hljs-keyword">self</span>, actionName: dict[<span class="hljs-string">&quot;actionName&quot;</span>]))

    <span class="hljs-comment">// &#x6DFB;&#x52A0;&#x5F39;&#x7C27;</span>
    items.append(<span class="hljs-type">UIBarButtonItem</span>(barButtonSystemItem: .<span class="hljs-type">FlexibleSpace</span>, target: <span class="hljs-built_in">nil</span>, action: <span class="hljs-built_in">nil</span>))
}
items.removeLast()
toolbar.items = items
</code></pre>
<h3 id="%E6%B7%BB%E5%8A%A0-textview">&#x6DFB;&#x52A0; TextView</h3>
<ul>
<li>&#x61D2;&#x52A0;&#x8F7D;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">/// &#x6587;&#x672C;&#x89C6;&#x56FE;</span>
private lazy <span class="hljs-keyword">var</span> textView: <span class="hljs-type">UITextView</span> = {
    <span class="hljs-keyword">let</span> tv = <span class="hljs-type">UITextView</span>()

    tv.textColor = <span class="hljs-type">UIColor</span>.darkGrayColor()
    tv.font = <span class="hljs-type">UIFont</span>.systemFontOfSize(<span class="hljs-number">18</span>)

    tv.backgroundColor = <span class="hljs-type">UIColor</span>.lightGrayColor()
    tv.text = <span class="hljs-string">&quot;&#x5206;&#x4EAB;&#x65B0;&#x9C9C;&#x4E8B;...&quot;</span>

    <span class="hljs-keyword">return</span> tv
}()
</code></pre>
<ul>
<li>&#x51C6;&#x5907;&#x6587;&#x672C;&#x89C6;&#x56FE;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">/// &#x51C6;&#x5907;&#x6587;&#x672C;&#x89C6;&#x56FE;</span>
private <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">prepareTextView</span><span class="hljs-params">()</span> </span>{
    <span class="hljs-comment">// &#x6DFB;&#x52A0;&#x63A7;&#x4EF6;</span>
    view.addSubview(textView)

    <span class="hljs-comment">// &#x81EA;&#x52A8;&#x5E03;&#x5C40;</span>
    textView.snp_makeConstraints { (make) -&gt; <span class="hljs-type">Void</span> <span class="hljs-keyword">in</span>
        make.top.equalTo(view.snp_top)
        make.<span class="hljs-keyword">left</span>.equalTo(view.snp_left)
        make.<span class="hljs-keyword">right</span>.equalTo(view.snp_right)
        make.bottom.equalTo(toolbar.snp_top)
    }
}
</code></pre>
<blockquote>
<p>&#x8FD0;&#x884C;&#x6D4B;&#x8BD5;&#xFF0C;&#x53D1;&#x73B0;&#x6587;&#x672C;&#x5185;&#x5BB9;&#x51FA;&#x73B0;&#x5728;&#x5BFC;&#x822A;&#x680F;&#x7684;&#x4E0B;&#x65B9;</p>
</blockquote>
<ul>
<li>&#x8BBE;&#x7F6E;&#x5E03;&#x5C40;&#x95F4;&#x8DDD;&#x6269;&#x5C55;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">// &#x6392;&#x9664;&#x5E03;&#x5C40;&#x6269;&#x5C55; &#xFF0D; &#x4E0D;&#x505A;&#x7A7F;&#x900F;&#x6548;&#x679C;</span>
edgesForExtendedLayout = .<span class="hljs-type">None</span>
</code></pre>
<ul>
<li>&#x5141;&#x8BB8;&#x59CB;&#x7EC8;&#x5782;&#x76F4;&#x6EDA;&#x52A8;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">// &#x59CB;&#x7EC8;&#x4FDD;&#x6301;&#x5782;&#x76F4;&#x6EDA;&#x52A8;</span>
tv.alwaysBounceVertical = <span class="hljs-built_in">true</span>
</code></pre>
<ul>
<li>&#x5360;&#x4F4D;&#x6807;&#x7B7E;&#x61D2;&#x52A0;&#x8F7D;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">/// &#x5360;&#x4F4D;&#x6807;&#x7B7E;</span>
private lazy <span class="hljs-keyword">var</span> placeHolderLabel: <span class="hljs-type">UILabel</span> = <span class="hljs-type">UILabel</span>(title: <span class="hljs-string">&quot;&#x5206;&#x4EAB;&#x65B0;&#x9C9C;&#x4E8B;...&quot;</span>,
    color: <span class="hljs-type">UIColor</span>.lightGrayColor(),
    fontSize: <span class="hljs-number">18</span>)
</code></pre>
<ul>
<li>&#x8C03;&#x6574;&#x51C6;&#x5907;&#x6587;&#x672C;&#x89C6;&#x56FE;&#x51FD;&#x6570;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">// &#x5360;&#x4F4D;&#x6807;&#x7B7E;</span>
textView.addSubview(placeHolderLabel)
placeHolderLabel.snp_makeConstraints { (make) -&gt; <span class="hljs-type">Void</span> <span class="hljs-keyword">in</span>
    make.top.equalTo(textView.snp_top).offset(<span class="hljs-number">8</span>)
    make.<span class="hljs-keyword">left</span>.equalTo(textView.snp_left).offset(<span class="hljs-number">5</span>)
}
</code></pre>
<h4 id="%E9%94%AE%E7%9B%98%E5%A4%84%E7%90%86">&#x952E;&#x76D8;&#x5904;&#x7406;</h4>
<ul>
<li>&#x62D6;&#x52A8;&#x5173;&#x95ED;&#x952E;&#x76D8;</li>
</ul>
<pre><code class="lang-swift">tv.keyboardDismissMode = <span class="hljs-type">UIScrollViewKeyboardDismissMode</span>.<span class="hljs-type">OnDrag</span>
</code></pre>
<ul>
<li>&#x5173;&#x95ED;&#x6309;&#x94AE;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">/// &#x5173;&#x95ED;</span>
<span class="hljs-preprocessor">@objc</span> private <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">close</span><span class="hljs-params">()</span> </span>{
    textView.resignFirstResponder()

    dismissViewControllerAnimated(<span class="hljs-built_in">true</span>, completion: <span class="hljs-built_in">nil</span>)
}
</code></pre>
<ul>
<li>&#x6FC0;&#x6D3B;&#x952E;&#x76D8;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">// MARK: - &#x952E;&#x76D8;&#x5904;&#x7406;</span>
<span class="hljs-keyword">override</span> <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">viewDidAppear</span><span class="hljs-params">(animated: Bool)</span> </span>{
    <span class="hljs-keyword">super</span>.viewDidAppear(animated)

    textView.becomeFirstResponder()
}
</code></pre>
<ul>
<li>&#x6CE8;&#x518C;&amp;&#x6CE8;&#x9500;&#x952E;&#x76D8;&#x901A;&#x77E5;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-preprocessor">@objc</span> private <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">keyboardChanged</span><span class="hljs-params">(n: NSNotification)</span> </span>{
    <span class="hljs-built_in">print</span>(n)
}

<span class="hljs-keyword">override</span> <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">viewDidLoad</span><span class="hljs-params">()</span> </span>{
    <span class="hljs-keyword">super</span>.viewDidLoad()

    <span class="hljs-comment">// &#x6CE8;&#x518C;&#x901A;&#x77E5;</span>
    <span class="hljs-type">NSNotificationCenter</span>.defaultCenter().addObserver(<span class="hljs-keyword">self</span>, selector: <span class="hljs-string">&quot;keyboardChanged:&quot;</span>, name: <span class="hljs-type">UIKeyboardWillChangeFrameNotification</span>, object: <span class="hljs-built_in">nil</span>)
}

<span class="hljs-keyword">deinit</span> {
    <span class="hljs-type">NSNotificationCenter</span>.defaultCenter().removeObserver(<span class="hljs-keyword">self</span>)
}
</code></pre>
<ul>
<li>&#x952E;&#x76D8;&#x901A;&#x77E5;&#x76D1;&#x542C;&#x65B9;&#x6CD5;</li>
</ul>
<pre><code class="lang-swift"><span class="hljs-comment">/// &#x952E;&#x76D8;&#x76D1;&#x542C;&#x65B9;&#x6CD5;</span>
<span class="hljs-preprocessor">@objc</span> private <span class="hljs-func"><span class="hljs-keyword">func</span> <span class="hljs-title">keyboardChanged</span><span class="hljs-params">(n: NSNotification)</span> </span>{

    <span class="hljs-keyword">let</span> rect = (n.userInfo![<span class="hljs-type">UIKeyboardFrameEndUserInfoKey</span>] <span class="hljs-keyword">as</span>! <span class="hljs-type">NSValue</span>).<span class="hljs-type">CGRectValue</span>()
    <span class="hljs-keyword">let</span> screenHeight = <span class="hljs-type">UIScreen</span>.mainScreen().bounds.height
    <span class="hljs-keyword">let</span> duration = n.userInfo![<span class="hljs-type">UIKeyboardAnimationDurationUserInfoKey</span>] <span class="hljs-keyword">as</span>! <span class="hljs-type">Double</span>

    toolbar.snp_updateConstraints { (make) -&gt; <span class="hljs-type">Void</span> <span class="hljs-keyword">in</span>
        make.bottom.equalTo(view.snp_bottom).offset(-screenHeight + rect.origin.y)
    }

    <span class="hljs-type">UIView</span>.animateWithDuration(duration) { () -&gt; <span class="hljs-type">Void</span> <span class="hljs-keyword">in</span>
        <span class="hljs-keyword">self</span>.view.layoutIfNeeded()
    }
}
</code></pre>

                    
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